Explain the concept, document and understanding of five basic characteristics for effective safety reporting

I would like a research document and please relate to the site below:
http://www.icao.int/safety/SafetyManagement/Documents/Doc.9859.3rd%20Edition.alltext.en.pdf
all research contents should be from the site above, however you can support your ideas other resources.
this research must contain incite citations or inline citation.
topic which you will talk about is :
1.Explain the concept, document and understanding of an organizational accident include detailed summary.
2.Explain the concept , document and understanding of  five basic characteristics for effective safety reporting include a detailed summary.
leave the two topics separate.
minimum 1000 words for each topic.